Ford Mustang (1999-2004) Service Manual: Transmission Description (Description and Operation)

The 4R70W has the following features:

  • Wide ratio gears
  • Four speeds
  • Rear wheel drive
  • Automatic
  • Electronic shift
  • Torque converter clutch control
  • Line pressure controls

The transmission uses Ravigneaux-style double-pinion gearset with two bands, one one-way roller clutch, one mechanical diode and four friction clutches to produce four forward gears and Reverse.

4R70W Automatic Transmission

4R70W Automatic Transmission

    Automatic Transaxle/Transmission
    General Specifications a - MERCON V is not interchangeable at this time with the current MERCON fluids. Check the transmission fluid level indicator to determine the correct fluid and refer to the ...

    Identification Tags
    All vehicles are equipped with a Vehicle Certification Label, located on the driver side door lock post. For correct transmission identification, refer to the code in the space marked TR. ...

    Other materials:

    Oil Filter Adapter
    Material Item Specification Super Premium SAE 5W-20 Motor Oil XO-5W20 QSP or equivalent WSS-M2C153- H Premium Engine Coolant VC-4A (In Canada CXC-10; In Oregon VC-5) or equivalent ESE-M97B44- A Removal and Installation 1. ...

    Removal
    1. Remove the nuts and position the radio ignition interference capacitors aside. 2. Remove the valve covers. For additional information, refer to Valve Cover RH and Valve Cover LH in this section. 3. Remove the cooling fan. 4. Remove the accessory drive ...

    Hose
    Special Tool(s) Installer Set, Teflon Seal 211-D027 (D90P-3517-A) or equivalent Removal and Installation CAUTION: While servicing the power steering system, make sure to plug all open hoses, line fittings, and fluid ports to prevent the entr ...